<div id="bophan"><img src="styles/banhang.jpg" />
        				<p>Bán hàng</p></div>
                        <p class="menu-title">Công cụ</p>

<a <?php if(isset($_GET['module']))
            if($_GET['module']=='themdonhang') 
                    print "class='selected'";
            else    print "class='nonselected'";
            ?> href='index.php?banhang&module=themdonhang' >Thêm đơn hàng</a>
<a <?php if(isset($_GET['module']))
            if($_GET['module']=='quanlydonhang')
                    print "class='selected'";
            else    print "class='nonselected'";
            ?> href='index.php?banhang&module=quanlydonhang&thanhvien=0&tinhchat=0'>Quản lý đơn hàng</a>
<a <?php if(isset($_GET['module']))
            if($_GET['module']=='thulaothang')
                    print "class='selected'";
            else    print "class='nonselected'";
            ?> href='index.php?banhang&module=thulaothang'>Thù lao tháng</a>